Secondhand vape plumes could form lung damaging radicals American Chemical Society What to know about the health impact if you're caught in a cloud of someone's vape smoke: https: fox8.com news nexstar media wire does vaping cause secondhand smoke doctors explain the side effects When someone vapes around others they expose them to 'second hand aerosol'. But what happens to that aerosol then? Does it disappear or is it like cigarette smoke and stays around, sticking to Should I Be Concerned About Secondhand Vaping?